خلاصه داستان :

Shunsuke Sakuma works with numerous clients as a planner for an advertising agency. He is somewhat of a mysterious man and popular with women. He deals with his work and his personal life in the same manner, like he is playing a game. He is currently working on a large project involving a car company. The project is progressing well, but he is suddenly excluded from the project by the car company's vice president, Katsutoshi Katsuragi. Shunsuke Sakuma’s pride is wounded from his exclusion and he becomes extremely upset at that. He happens to meet Juri Katsuragi who is Katsutoshi Katsuragi’s daughter. She also holds a grudge against her father. Shunsuke Sakuma and Juri Katsuragi decides to team up to get revenge. They take part in a kidnapping game.

خلاصه داستان : بعد از جنگ داخلی ژاپن فرمانداری جدید سعی دارد تا دوباره کشور را متحد کند ولی یک فرقه تبهکار سعی دارد همه چیز را نابود کند و ....

After the end of the civil war that tore apart Japan, the new governors of Touto, Hokuto and Seito work together to reunify the country. However, they are actually members of an extraterrestrial race called the "Blood Tribe" (the same species as Evolto), who assumed their government positions as part of a plan to destroy Earth as they have done to Mars and other planets before. Considering Sento Kiryū (Kamen Rider Build) a major threat to their plans, the Blood Tribe manipulates his friends and other civilians into attacking him. With even his close ally Ryūga Banjō (Kamen Rider Cross-Z) now against him, Sento must fight to survive and stop the Blood Tribe's plan from succeeding.